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updated 2 months ago

DBHT by Tomaso Aste

Computes the DBHT clustering (clustering)

[T8,Rpm,Adjv,Dpm,Mv,Z]=DBHTs(D,S)

iris_demo.m

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updated 1 year ago

Fast or Accurate Moving Average (mex functions) by Francesco Pozzi

Return the moving average of 2D matrix X, given a running window w (average mean statisti...)

accuratemovav(X, w)

fastmovav(X, w)

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updated almost 2 years ago

Generalized Hurst exponent by Tomaso Aste

Generalized Hurst exponent of a stochastic variable (signal processing, finance, statistics)

[mH,sH]=genhurst(S,q,maxT)

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updated almost 2 years ago

Weighted generalized Hurst exponent by Tomaso Aste

Computes the generalized Hurst exponent with exponential weights (finance, physics, signal processing)

[mH,sH]=genhurstw(S,q,delta,maxT)

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updated 2 years ago

PMFG by Tomaso Aste

Build the PMFG graph from a similarity matrix (complex networks, information filtering, planar maximally filt...)

[xyz,uniqueTri]=drawPMFG2(A,labels)

[xyz,uniqueTri]=drawPMFG3(A,labels)

[xyz]=vertexpositions(A,d,vertexList,xyz,dx,maxLoop,param...

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updated 2 years ago

Inequality Package by Francesco Pozzi

Inequality Metrics: Gini Coefficient associated to the Lorenz Curve, Theil and Atkinson indexes (statistics, probability, gini)

atkinsonineq.m

ginicoeff(p, w)

lorenzcurve.m

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updated 2 years ago

Hyperbolyc Triangulations by Tomaso Aste

Generates triangulations on surfaces with arbitrary genera. (hyperbolic triangulat..., froths, complex networks)

A=compute_adjacency_matrix(edg,N)

[Bij,uniquetri]=compute_reciprocal_adijacency(edg,N)

[edg,N]=g1(edg,N,e,lr)

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updated 2 years ago

Weighted Covariance Matrix by Francesco Pozzi

Calculates a Weighted Covariance Matrix (statistics, correlation, covariance)

weightedcov(Y, w)

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updated 2 years ago

Weighted Correlation Matrix by Francesco Pozzi

Compute coefficients of the Weighted Correlation Matrix, as an alternative to CORRCOEFF (statistics, probability, correlation)

weightedcorrs.m

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updated 2 years ago

Weighted Kendall Rank Correlation Matrix by Francesco Pozzi

Fast Weighted Kendall Rank Correlation Matrix (much much faster than Matlab CORR) (corrcoef, corr, weighted kendall rank...)

kendalltau(Y, w)

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updated 2 years ago

Ant Colony Optimization Techniques applied on Travelling Salesman Problem by Hamid Behravan

This program applies the typical ant colony optimization technique on TSP problem. (optimization)

D=DistanceMatrix()

L=Tour_Cost(tour,D)

i=Probability(P)

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updated almost 3 years ago

TSPSEARCH by Jonas Lundgren

Heuristic method for the Traveling Salesman Problem (TSP) (tsp, traveling salesman pr..., optimization)

tspplot(p,X,nodenum)

tspsearch(X,m)

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updated almost 3 years ago

Tiedrank_(X,dim) by Daniel

Like MATLAB's tiedrank function, but works along dimension dim of ND-array. (rank, correlation, tied)

tiedrank_( X,dim )

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updated 4 years ago

SUB2IND4UP Linear index from subscripts of upper triangular matrix (only elements above diagonal) by Francesco Pozzi

Single index for given subscripts of a 2D upper matrix, (no elements over the diagonal) (subscripts, linear indexes, vector)

sub2ind4up(I, J)

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updated 4 years ago

IND2SUB4UP Subscripts from linear index for upper triangular matrix (only elements above diagonal) by Francesco Pozzi

Subscripts from a given single index for a 2D upper matrix (no elements over the diagonal) (subscripts, linear indexes, vector)

ind2sub4up(IND)

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updated 4 years ago

Downside correlation by Francesco Pozzi

This function returns the downside correlation for the columns of variable Y (variance, standard deviation, covariance)

downsidecorrelation(Y, m)

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updated 4 years ago

Upside correlation by Francesco Pozzi

This function returns the upside correlation for the columns of variable Y (variance, standard deviation, covariance)

upsidecorrelation(Y, m)

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updated 4 years ago

Upside covariance by Francesco Pozzi

This function returns the upside covariance for the columns of variable Y (variance, standard deviation, covariance)

upsidecovariance(Y, m)

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updated 4 years ago

Downside covariance by Francesco Pozzi

This function returns the downside covariance for the columns of variable Y (variance, standard deviation, covariance)

downsidecovariance(Y, m)

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updated 4 years ago

Upside variance by Francesco Pozzi

This function returns the upside variance for the columns of variable Y (variance, standard deviation)

upsidevariance(Y, m)

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updated 4 years ago

Downside variance by Francesco Pozzi

This function returns the downside variance for the columns of variable Y (variance, standard deviation)

downsidevariance(Y, m)

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updated 4 years ago

pmfg by Tomaso Aste

Calculate the the planar maximally filtered graph (PMFG). (planar graph, network, statistics)

pmfg(W)

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updated 5 years ago

another TSP solver by Yonathan Nativ

a simple TSP local minimum solution. code is very short and simple. (tsp, traveling salesman pr..., solving tsp)

solveTSP( cities, display)

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updated almost 6 years ago

Correlation Percentiles by Francesco Pozzi

CORRPERC estimates percentiles & standard deviations of a correlation matrix, performing a bootstrap (correlation, percentiles, standard deviation)

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updated almost 6 years ago

Download the entire archive of mp3 and zip files from Project Gutenberg by Francesco Pozzi

Some very rudimental functions for downloading all mp3 & zip files from Project Gutenberg (data import)

gutenberg_download_mp3

gutenberg_download_zip

gutenberg_pages

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updated 6 years ago

Fast Correlation between two vectors by Francesco Pozzi

fastcorrelation is a fast and numerically stable algorithm for computing the correlation (in C) (algorithm, vectors, correlation)

fastcorrelation(x, y)

slowcorrelation(x, y)

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updated 6 years ago

Analytical solution for Orthogonal Linear Least Squares in two dimensions by Francesco Pozzi

The function returns the Orthogonal Linear Least Squares estimate for parameters of line ax+by+c=0 (least squares, orthogonal least squa..., orthogonal linear lea...)

OrthLLS2D(x, y)

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updated 6 years ago

Mandelbrot120 by Dr. Jens Koopmann

Lets you easily zoom into Mandelbrot set (2D/3D) (mathematics, image generation, gui tools)

[x,y,Zvalues]=dummy2(lowerR,higherR,lowerI,higherI,stepsR...

color_change(col,my_view,x,y,Zvalues,x_view,y_view,maxIte...

load_custom_cmap

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updated 6 years ago

MatlabBGL by David Gleich

MatlabBGL provides robust and efficient graph algorithms for Matlab using native data structures. (graph, bfs, dfs)

Core numbers in MatlabBGL

New features in MatlabBGL version 3.0

New features in MatlabBGL version 4.0

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updated 6 years ago

Rudimental compression algorithms for 2D matlab plots by Francesco Pozzi

Rudimental compression algorithms for 2D matlab plots (make eps images small for your LaTeX docs!) (compression, resolution, plot)

compress2D(x, y, width, height, alpha)

compress2Dh(x, y, width, height, alpha)

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updated 6 years ago

Rankings by Francesco Pozzi

Calculate Rankings with five different methodologies (statistics, probability, ranking)

DenseRankings(x)

FractionalRankings(x)

FractionalRankings2(x)

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updated 7 years ago

Solving Symmetrical and DisSymmetrical TSP base on Ant Colony Algorithm by wang h

Using Ant Colony Optimization Algorithm to solve Traveling Salesman Problem (optimization, aco, tsp)

ACO.m

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